File: Wstrict-overflow-17.c

package info (click to toggle)
gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 680,956 kB
  • sloc: ansic: 3,237,715; cpp: 896,882; ada: 772,854; f90: 144,254; asm: 68,788; makefile: 67,456; sh: 29,743; exp: 28,045; objc: 15,273; fortran: 11,885; python: 7,369; pascal: 5,375; awk: 3,725; perl: 2,872; yacc: 316; xml: 311; ml: 285; lex: 198; haskell: 122
file content (20 lines) | stat: -rw-r--r-- 324 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
/* { dg-do compile } */
/* { dg-options "-fstrict-overflow -O2 -Wstrict-overflow" } */

/* This erroneously gave an overflow warning.  */

extern void bar (char);
void
foo (char *s)
{
  int len, i;

  for (len = 1; len < 5000; ++len)
    {
      for (i = 0; i < len; ++i)
	{
	  if (s[i] != '\0')
	    bar (s[i]);
	}
    }
}